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Questions tagged [redhat-enterprise-linux]

Use for questions about Red Hat Enterprise Linux (RHEL), a Linux distribution from Red Hat intended for enterprise use. Note there are version-specific RHEL tags for questions unique to a specific version. Use a product-specific tag for questions about other distros in the Red Hat family, like Fedora or CentOS.

4
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0answers
256 views

Need noacpi in CentOS 6.4, not in RHEL 6.4

I've been trying to fix a rather odd problem that I've seen on our new Dell R5500 (Xeon based workstations). We want to run CentOS 6.4 64 bit on them. We did a base install which worked fine, however ...
3
votes
0answers
287 views

Simultaneous IO to multiple SSDs in external USB 3.0 enclosures

UPDATE: Just tried this scenario on a board with eight extra SATA ports and it works. Slower than I'd thought but still acceptable. As per the discussion with David Schwartz I believe he may be ...
3
votes
0answers
360 views

Install docker engine on red hat

I'm getting these errors on docker installation. i have this linux distr: Linux version 2.6.32-573.7.1.el6.x86_64 (mockbuild@x86-031.build.eng.bos.redhat.com) (gcc version 4.4.7 20120313 (Red Hat 4....
3
votes
0answers
567 views

request_module: runaway loop modprobe binfmt-0000

I'm running CentOS 7. Everything was working fine, until I had one pending update, which I accepted and rebooted. Now the system fails to boot and instead reports: request_module: runaway loop ...
3
votes
0answers
3k views

libpng not found on pkg-config search path

When building cairo 1.2.6 from source I get the following error: checking for cairo's PNG backend... configure: WARNING: Could not find libpng in the pkg-config search path checking whether cairo's ...
2
votes
0answers
209 views

How to install packages on Linux without root-access?

For whatever reasons, root-capable administrators at our organization limit the choice of packages to the vendor's official "base" repository (RHEL). Not even EPEL is possible, much less IUS. Our ...
2
votes
0answers
43 views

Trust and launch all desktop files after restart RHEL 7

My 64-bit computer running RHEL 7.5 was recently updated to kernel version 3.10.0-862.el7. Since then, every time I restart my computer, all of my desktop icons are gone and replaced by generic file ...
2
votes
0answers
56 views

SVN to GIT push failing on Linux VM using atlassian svn migration scripts jar

I'm trying to migrate a SVN repo to bitbucket GIT using the atlassian svn migration jar. When I run java -jar svn-migration-scripts.jar verify I see the following message Git: using version 2.4.0 ...
2
votes
0answers
150 views

Linux: “authconfig --update” in SuSE?

What is the equivalent SuSE command for authconfig --update redhat command Suse 11.* I could not find any command online to try it authconfig --update doesnot work
2
votes
0answers
788 views

Amazon AWS EC2 Volume issue prevents instance access via SSH

I have an Amazon EC2 Ubuntu t2.nano at sa-east-1 region. It was running fine until 2017-06-14 maintenance. Today, while trying to access it via ssh, I've noted it was not possible. I get ssh ...
2
votes
0answers
2k views

Shell Commands not working : REDHAT

I added some service to the startup script and then after reboot , i got this message- 24 package(s) needed for security, out of 52 available Run "sudo yum update" to apply all updates. -bash: id: ...
2
votes
0answers
679 views

Ghostscript and JPEG2000 images

Using gs 8.71, RedHat I'm having trouble converting pdf files that have jpeg2000 images embedded within. Part of the coding is to reduce the pdf image by 10% using the -c <> setpagedevice command....
2
votes
0answers
96 views

How to install tomcat-native without need to install development utils

I am using tomcat on a RHEL machine. When starting tomcat, i get the following warning: INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments ...
2
votes
0answers
581 views

Error compiling and installing mcrypt from source

I'm hoping someone can help shed some light on my current issue. Scenario: Installing libmcrypt, mhash and mcrypt from source in order to compile PHP5.4 with the mcrypt extension enabled. OS: RHEL-...
2
votes
0answers
571 views

Centos/Redhat XSP4 daemon

How can I install xsp to run as a daemon.I run my /etc/init.d/xsp script(see below) it stops with status message : Listening on address: 0.0.0.0 Root directory: /var/www/asptest Listening on port: ...
2
votes
0answers
348 views

VPN inside virtual machine in mac

I have a Mac book pro running mountain lion and I have vmware fusion installed. I have RHEL 6.0 64 bit vm running (in NAT mode) and pptp is installed in rhel. I tried connecting my office vpn but it ...
2
votes
0answers
3k views

Squid cache access denied

I'm trying to create an anonymous squid server. I've installed squid with with yum install squid Here's my /etc/squid/squid.conf file: # # Recommended minimum configuration: # acl manager proto ...
2
votes
0answers
131 views

how to configure dual wlan at boot on rhel 6

I got a RHEL 6.3 box, with 2 wlan interfaces. I need wlan to be set at boot. wlan0 -> connects to NETWORK0 wlan1 -> connects to NETWORK1 How should I setup this ? I'm not used to ifcfg ...
2
votes
0answers
2k views

Unable to install synergy on red hat 5.4

I'm trying to install Synergy on Red Hat Linux 5.4 but I'm getting the below errors: rpm -ivh synergy-1.3.8-Linux-x86_64.rpm error: Failed dependencies: libstdc++.so.6(GLIBCXX_3.4.11)(64bit) is ...
2
votes
0answers
530 views

disable IPV6 on specific interface with redhat on vmware

I tried to disable IPv6 on specific interface using IPV6INIT=no on the interface script. its working great on all server accept ones that run on Vmware. any idea? im using redhat 5.2, on vmware ESX
1
vote
0answers
28 views

RedHat: chroot user to subfolder with a different user chroot'd to the parent folder

I have a RedHat server with SFTP enabled and a few accounts, this server is currently being accessed by an application to read the user's respective files, they do not have Write access. The server is ...
1
vote
0answers
43 views

How do disable 'Alt Tab' shortcut on RHEL 7 With KDE?

How can you disable the 'Alt Tab' short cut on RHEL7 with KDE programmatically? I have a Java app that when run needs to prevent the user from using the 'Alt Tab' shortcut. Therefore, I would like to ...
1
vote
0answers
5 views

Multiple entries of same session in wtmp in RHEL 7.4

I am getting 3 entries of the same session in a wtmp file. The weird entry is the third entry, which shows log out at the same time of login. Can some help me in understanding which configuration ...
1
vote
0answers
38 views

Does perf work on Red Hat 6.7?

My company is stuck on Red Hat Enterprise Linux 6.7. Running perf record ls as non-root results in an error: "Perf session creation failed." $ cat /proc/sys/kernel/perf_event_paranoid 1 $ uname -r 2....
1
vote
0answers
29 views

Cannot use Red Hat Optional channel with yum: repomd.xml not found

I need to install some packages that are in the optional repository channel of RHEL (like libtiff). I followed this instructions, but when I try to yum update I get this error: The issue is similar ...
1
vote
0answers
232 views

CentOS - Can't change ifcfg file in /etc/sysconfig/network-scripts

For the life of me, I can't figure out how to change an interface config file in a VM: sudo vim /etc/sysconfig/network-scripts/enp0s3 won't write and sudo bash -c "echo 'dog' >> ./enp0s3" fails ...
1
vote
0answers
20 views

Linux VM hanged after CommVault Backup

The last messages in /var/log/message before I had to restart the linux-server was: Mar 4 20:48:24 extranet2 kernel: Mem-Info: Mar 4 20:48:24 extranet2 kernel: active_anon:8 inactive_anon:0 ...
1
vote
0answers
311 views

how to update libc6 on Red Hat Enterprise Linux Server release 6.6

I am running into following error while compiling a build and based on https://askubuntu.com/questions/421642/libc-so-6-version-glibc-2-14-not-found I tried to upgrade the libc using yum, brew,apt-get,...
1
vote
0answers
509 views

showmount -e nfs_server_hostname does not show all the available mounts for a client, but why?

NFS_Server is a DataDomain Client is RHEL 7.3 I run a below command to show available NFS shared for my client system from NFS_server, however, I do not see all the share available to mount. # ...
1
vote
0answers
2k views

TFTP Server With Red Hat 7

How do I set up a TFTP Server w/ Red Hat 7? This is a fresh VM install of RHEL 7.3. I'm using the RHEL 7 Installation Guide instructions at https://access.redhat.com/documentation/en-US/...
1
vote
0answers
77 views

Analyzing system throughput with Intel PMU

I trust this an appropriate place for this question. It's not programming related or I might have asked on Stackoverflow instead. Nevertheless, here's the question. I'm doing some benchmarking of ...
1
vote
0answers
20 views

Error while installing openvswicth

I am trying to install OVS on my host machine running centOS. While running the build file I am getting an error as: selinux-policy-devel is needed by Openvswictch. I read about selinux and found ...
1
vote
0answers
72 views

Using variables in the mount ntfs-3g command

When I'm not using variables, this works: sudo mount -t ntfs-3g /dev/sdc1 /mydirectory/tools When I wan to put the partition name and a directory path name in the variable: diskName="/dev/sdc1" ...
1
vote
0answers
21 views

Linux Redhat 7.1 UDP requests displaying in command line

I'm unfamiliar with Linux server administration and I am trying to disable firewall log messages appearing in the console, the version of Linux is RedHat Enterprise 7.1. I would like to know a command ...
1
vote
0answers
243 views

Redhat Enterprise Server 7.0 Black Screen after installing Team Viewer

I've stood up a RH server as a Windows Server hyper-v VM. Keep in mind I am relearning Linux after not using it for over 15 years. The server worked excellent until I installed Team Viewer for RHEL. ...
1
vote
0answers
119 views

Trouble sending email via posix script

I have a smtp server to send emails through Red Hat 7.2 If I type the commands on the server the mail is send successfully. However, I have tried to create a script to send mails automatically but it ...
1
vote
0answers
560 views

Installing R in RHEL 7

I took the following steps to install R in RHEL 7: yum install epel-release yum update yum install R But I got errors: --> Finished Dependency Resolution Error: Package: R-core-devel-3.3.1-2....
1
vote
0answers
813 views

Installing python 32-bit to coexist with 64-bit python on a 64-bit machine

How can I install the 32-bit python while leaving the 64-bit one under RHEL7 ?
1
vote
0answers
20 views

System Monitor Causes Periodic Current Peaks When Open in RHEL/Centos 6

While collecting data for a power consumption analysis, I noticed that simply having the System Monitor open while at idle caused periodic peaks in the current draw of the 12V bus. The current draw ...
1
vote
0answers
88 views

Red Hat High Availabilty Oracle Resource Wallet Error

Environment: Running Red Hat 7.2, using Pacemaker 1.1.13-10.el7_2.2 and Corosync 2.3.4-7.el7_2.1 to implement cluster failover of an Oracle 12c Enterprise Edition Release 12.1.0.2.0 Database. ...
1
vote
0answers
88 views

noVNC console on Openstack Dashboard is rendering garbled UI on RHEL7

I am running nova-compute on RHEL7. Openstack dashboard's noVNC console is rendering garbled UI for any instance having a UI console. Can somebody please help out? This is working just fine on RHEL65
1
vote
0answers
266 views

How do I debug the “defunct” process causing it's parent to freeze?

I have program (in red hat) which freezes 1 out of 5 times during its run. Now when I see the ps -a or top while it is hung, it shows its status as “defunct.” I want to understand the reason why it’s ...
1
vote
0answers
596 views

Microsoft bluetooth mouse on RHEL6

I am using rhel6 and I have a bluetooth mouse from microsoft I am trying to pair it on my system but my system won't recognize it. I have followed up with some information which might help with the ...
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vote
0answers
487 views

boot.log created with permissions 644 instead of 600

My rsyslog.conf file has this line in it. #### GLOBAL DIRECTIVES #### $FileCreateMode 0600 I also have $FileCreateMode 0600 local7.* /var/log/boot.log Yet after every reboot the file permissions ...
1
vote
0answers
21 views

RHEL 5 box constantly displaying NIC statistics on console screen, how can I disable this?

I have a RHEL 5 box that is constantly displaying nic statistics on the console screen when using the KVM. This makes it very hard to do any troubleshooting when the box goes down as these statistics ...
1
vote
0answers
743 views

Set up sftp mysql authentication with chroot

How do I set up an openssh SFTP server that authenticates against a MySQL table where the users are jailed? Each user will need to have its own jail: /home/sftp/john /home/sftp/jane etc.. However ...
1
vote
0answers
271 views

Installing Nvidia drivers on Red Hat

I wanted to install Nvidia drivers. Can you tell me why the following is not working : [root@INEICP-EPM-W134 Downloads]# rpm -Uvh XFree86-4.3.0-35.EL.src.rpm warning: XFree86-4.3.0-35.EL.src.rpm: ...
1
vote
0answers
293 views

Redhat user account password expiring after 15 days instead of 30

My user account on a Redhat 5.10 box is set to have my password be changed every 30 days however, it forces me to change the password every 15 days instead. I have confirmed the setting by doing ...
1
vote
0answers
397 views

declare -A on RHEL 5

I am using an associative array on my RHEL 6 servers and I just tested the script on a RHEL 5 server and apparently -A is not supported for the declare command on RHEL 5: declare -A var -bash: ...
1
vote
0answers
1k views

install latest gcc on rhel 6 x86_64

I have an RHEL 6 server with gcc version 4.4.7. I wanted to update the gcc version (I think the current one is 4.8). Yum update doesn't work. Also, SO answers for a similar question on CentOS does not ...